John Haro
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John Haro Email & Phone Number

CTO, Co-founder @ PartySlate | Product Strategy, Software Engineering at PartySlate
Location: Greater Chicago Area, United States 8 work roles 1 school
1 work email found @vibes.com 17 phones found area 312, 916, 815, 773, 708, and 847 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 17 phones

Work email j****@vibes.com
Direct phone (312) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
CTO, Co-founder @ PartySlate | Product Strategy, Software Engineering
Location
Greater Chicago Area, United States

Who is John Haro? Overview

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Quick answer

John Haro is listed as CTO, Co-founder @ PartySlate | Product Strategy, Software Engineering at PartySlate, based in Greater Chicago Area, United States. AeroLeads shows a work email signal at vibes.com, phone signal with area code 312, 916, 815, 773, 708, 847, and a matched LinkedIn profile for John Haro.

John Haro previously worked as CTO, Co-founder at Partyslate and Chief Technology Officer at Vibes. John Haro holds Bachelor Of Science (B.S.), Computer Science from Northern Illinois University.

Company email context

Email format at PartySlate

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{first}.{last}@vibes.com
86% confidence

AeroLeads found 1 current-domain work email signal for John Haro. Compare company email patterns before reaching out.

Profile bio

About John Haro

Experienced entrepreneur, technology executive, and CTO/Co-Founder of PartySlate, an innovative online marketplace. With my years of experience in software engineering, product leadership, and business strategy, I have successfully built and led product management, design, and engineering teams to create valuable products that led to business growth.My approach emphasizes:* Business and Product Outcome Focus: Concentrating on delivering tangible product outcomes that end with critical value to the business and its revenue.* First Principles Thinking: A clear understanding of the problem leads to more effective solutions* Build, Measure, Learn: Quick cycles lead to better solutions and faster delivery of value to customers.I love learning and growing through both success and failure, and I have enjoyed being a positive force in connecting people, fostering collaboration, and delivering reliable solutions that make a tangible impact.

Listed skills include Agile Methodologies, Mobile Devices, Web Development, Analytics, and 30 others.

Current workplace

John Haro's current company

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PartySlate
Partyslate
CTO, Co-founder @ PartySlate | Product Strategy, Software Engineering
AeroLeads page
8 roles

John Haro work experience

A career timeline built from the work history available for this profile.

Cto, Co-Founder

Current

Chicago, Illinois, Us

As CTO I lead all strategy, product management, engineering, design and analysis functions for the company. As co-founder I'm involved in (and at different stages responsible for) operations, finance and Human Resources for the business.PartySlate is a photo-rich platform that inspires people planning any type of event and connects them with the leading vendors and venues across the country and the world. Our mission is to provide an elevated and curated experience for people planning events, help them gather ideas that inspire them, and connect them with the best venues and vendors who can bring their ideas to life.

Nov 2015 - Present

Chief Technology Officer

Chicago, Il, Us

As CTO and member of the executive team at Vibes, I was responsible for Product Strategy, Product Management, Software Engineering, Design, and Infrastructure for multiple product lines for the business. Vibes is an international leader in mobile marketing engagement, helping brands reach consumers on the go. The Vibes Mobile Engagement Platform enables marketers to deliver compelling and profitable mobile engagement conversations.

Jun 2011 - Dec 2015

Senior Vice President, Software Engineering

New York, Ny, Us

• Directly responsible for the delivery and upkeep of all iCrossing proprietary technology solutions, including highly scalable tracking systems, reporting and analytics applications, and a media management software platform that managed over $300 million in advertising spend.• Created and rolled out iCrossing’s agile software development process as well as educated teams and business owners on it's benefit. Designed the process and selected supporting project management software to be fully measurable and completely transparent to teams and business owners alike.• Consistently set direction in engineering best practices, programming languages, and software architecture for all iCrossing products.• Set the technology vision and multi-year roadmap for iCrossing’s proprietary technology platforms, alongside the CTO and VP of Product Strategy. Translated that vision into quarterly objectives and guided teams to build story point and velocity based product roadmaps.• Scaled the software engineering organization from approximately 20 members to a team of over 60 software engineers, QA engineers, DBAs and seven managers in a mix of on and offshore resources in the U.S. and Pune, India.• Negotiated seven-figure specialty hardware and support contracts.• Was instrumental in sales of iCrossing to Hearst Media in 2010 and represented engineering and product technology in numerous rounds of due diligence with Hearst and 3rd party technology consultants.

Jan 2008 - Jun 2011

Vp Web Development

New York, Ny, Us

Aug 2007 - Jan 2008

Vice President, Technology

New York, Ny, Us

* Managed approximately 50 Java and .NET consultants as leader of the Technology consulting group.• Developed and drove the company’s technology mission statement, directing all project-related goals and development efforts around the mission.• Extensively involved in the web development consulting sales process and participated in and presented at countless pitches to Fortune 500 clients. Personally grew several accounts by up-selling additional technology services that ranged in value from $100k to $1 million in consulting fees.• Improved delivery processes and tool usage through the initiation of internal projects around continuous integration, unit testing, version control standardization, cloud environment virtualization (VMWare), agile development methodologies, and deliverable standardization.• Implemented agile methodology development processes at a Fortune 500 client with large software development and QA staff. Served as the agile methodology expert and high-level project lead for Agency.com and client developers on large-scale web application for a financial services company, which included 30 developers across five teams including off-shore.

Jan 2006 - Aug 2007

Managing Director Of Technology

New York, Ny, Us

I manage the Technology arm of Agency.com's Chicago office. This includes .NET and Java software engineers and architects as well as client side developers (HTML, XML, JavaScript, FLASH etc.). I help to guide development efforts and the use of new technology platoforms. Also work to help promote Agency.com's technology capabilites to our clients.

Nov 1999 - Jan 2006

Lead Developer

Philadelphia, Pa, Us

• Full life-cycle development as technical lead, including analysis and object design of a call center workflow application. Intranet-based Java application utilizing Sun’s Swing/AWT. Responsibilities involved system analysis, custom GUI component creation, custom Oracle database connectivity component and object-oriented design.• Technical lead of project to create a custom sales force automation software product, named Rainmaker. Deployed to 5,000 field sales representatives. • Authored and enforced coding guidelines and standards used by all client/server developers at Ameritech General Business System (GBS-IT).

Jan 1997 - Nov 1999

Software Developer

Chicago, Il, Us

* Assisted in development and testing of tablet based hand-held data collection product named MONet. Specialized in data communications systems to allow the tablet to send data via modem to centralized server systems.client.* Developed printer control system to generate dynamic data collection forms.* Developed Pro*C (Oracle SQL embedded C) programs on UNIX system as backend for marketing data collection system.* Coded and maintained legacy PL/1 and GUTS script programs on GUTS (Gothenburg University Time Share) Mainframe.* Programmed Flash ROM’s for MicroWand hand held computers used in field data collection.

Aug 1995 - Jan 1997
1 education record

John Haro education

  • Northern Illinois University
    Northern Illinois University
    Computer Science
FAQ

Frequently asked questions about John Haro

Quick answers generated from the profile data available on this page.

What company does John Haro work for?

John Haro works for PartySlate.

What is John Haro's role at PartySlate?

John Haro is listed as CTO, Co-founder @ PartySlate | Product Strategy, Software Engineering at PartySlate.

What is John Haro's email address?

AeroLeads has found 1 work email signal at @vibes.com for John Haro at PartySlate.

What is John Haro's phone number?

AeroLeads has found 17 phone signal(s) with area code 312, 916, 815, 773, 708, 847 for John Haro at PartySlate.

Where is John Haro based?

John Haro is based in Greater Chicago Area, United States while working with PartySlate.

What companies has John Haro worked for?

John Haro has worked for Partyslate, Vibes, Icrossing, Agency.Com, and Ameritech.

How can I contact John Haro?

You can use AeroLeads to view verified contact signals for John Haro at PartySlate, including work email, phone, and LinkedIn data when available.

What schools did John Haro attend?

John Haro holds Bachelor Of Science (B.S.), Computer Science from Northern Illinois University.

What skills is John Haro known for?

John Haro is listed with skills including Agile Methodologies, Mobile Devices, Web Development, Analytics, Strategy, Digital Marketing, Product Management, and Software Engineering.

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